Frohlich, 24/7 Wall St. 9:11 a.m. EST January 4, 2016 These are the least likely states to legalize marijuana according to a 24/7 Wall Street study. A woman shops at Oregon’s Finest, a marijuana dispensary in Portland, Oregon. (Photo: AFP/Getty Images) 23099 CONNECT TWEET 31 LINKEDIN 169 COMMENTEMAILMORE Illegal in the United States for nearly 80 years, marijuana accounted for 8.2 million arrests nationwide between 2001 and 2010. Despite the decades old federal ban, the country’s attitude toward marijuana has been changing. While only 12% of Americans supported legalizing pot in 1969, 58% of Americans supported an end to marijuana prohibition in 2013. Starting with California in 1996, medicinal marijuana use is now legal in 23 states. Of the states with laws protecting medicinal users, four have legalized recreational pot use as well.